Graton, CA Weather Forecast
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Graton Weather Forecast
| REST OF TODAY | TONIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | SATURDAY |
| Sunny | Fog | Sunny | Partly Cloudy | Sunny | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Clear | Mostly Clear | Partly Cloudy | Partly Cloudy |
| Hi: 75°FHi: 24°C | Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C | Lo: 56°FLo: 13°C | Hi: 90°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 91°FHi: 33°C | Lo: 66°FLo: 19°C | Hi: 86°FHi: 30°C Lo: 60°FLo: 16°C | Hi: 86°FHi: 30°C Lo: 60°FLo: 16°C | Hi: 76°FHi: 24°C Lo: 56°FLo: 13°C | Hi: 76°FHi: 24°C Lo: 56°FLo: 13°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1102 AM PDT Sun Sep 06 2026 

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Issued: 1144 AM PDT Sun Sep 6 2026
Key Messages
Updated at 1143 AM PDT Sun Sep 6 2026- Hazardous conditions at Pacific Coast beaches through Monday
- Warming and drying trend Monday through Thursday with widespread moderate to areas of major HeatRisk
Aviation
... (18Z TAFS) Issued at 1045 AM PDT Sun Sep 6 2026
VFR as low stratus has cleared the Bay Area terminals and fog dissipated across the North Bay. Expect west to northwesterly winds to increase late this morning and more so by the afternoon before easing after sunset. Low to modera...
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